Inventor

GANTT LAMAR L

US5 patents

⚠️ This page may combine multiple inventors who share the name “GANTT LAMAR L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ATLANTIC RICHFIELD CO

2 patents

US5332037AJul 26, 1994

Squeeze cementing method for wells

ATLANTIC RICHFIELD CO107 citations91

US5725060AMar 10, 1998

Mill starting device and method

ATLANTIC RICHFIELD CO33 citations90

HEARN DAVID D

2 patents

US8256535B2Sep 4, 2012

Mill-through tailpipe liner exit and method of use thereof

HEARN DAVID D2 citations53

US9371694B2Jun 21, 2016

Permanent bypass whipstock assembly for drilling and completing a sidetrack well and preserving access to the original wellbore

HEARN DAVID D0 citations44

CONOCOPHILLIPS CO

1 patent

US10161227B2Dec 25, 2018

Permanent bypass whipstock assembly for drilling and completing a sidetrack well and preserving access to the original wellbore

CONOCOPHILLIPS CO0 citations42